NPPES file of Aug 9, 2026

Trevor Jaskiw, PSY.D.

Psychologist · Grand Rapids, MI

Trevor Jaskiw, PSY.D. is a psychologist with a practice address in Grand Rapids, Michigan, and NPI 1083159370, issued on Dec 22, 2016. Check the license (Michigan 6301019402, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083159370
Name
Trevor Jaskiw
Credential
PSY.D.
Primary taxonomy
Psychologist 103T00000X
License number
6301019402 MI
Self-reported in NPPES; status is on the state search
Practice location
235 Wealthy St SE, Grand Rapids, MI 49503
Phone
(614) 733-1146
Enumerated
Dec 22, 2016
Record last updated
Apr 10, 2024
Medicare enrollment
Enrolled (PECOS I20240301000925); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest psychologist records → All 2,549 in Michigan → Look up another NPI →

Also registered at 235 Wealthy St SE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alyssa Ackerman, CCC-SLPSpeech-Language Pathologist1689392714
  2. Penny Adams, MS-OTR/LOccupational Therapist1831690759
  3. Katherine Aeschlimann, OTR/LOccupational Therapist1487156972
  4. Leah Allan, OTR/LOccupational Therapist1265156608
  5. Hannah Alvarez, PT, DPTNeurology Physical Therapist1720580319
  6. Michelle Andary, DOPhysical Medicine & Rehabilitation Physician1841938685

Verify Trevor Jaskiw in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 6301019402    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Mary Free Bed Rehabilitation HospitalGrand Rapids, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Trevor Jaskiw among 2,549 psychologist records in Michigan

Trevor Jaskiw, PSY.D. is one of 2,549 psychologist records with a practice address in Michigan. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 67% of them.

  • NPI issued2016 · 67% of these records are older, 30% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 12% of these records are
  • Graduated2021 · median 1999 among the 308 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

207 psychologist records list a practice address in Grand Rapids

They are 207 of the 18,005 NPPES records with a practice address in Grand Rapids, and 2,549 psychologist records in Michigan.

All 2,549 in Michigan → Every provider in Grand Rapids → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Kathryn Denhouter, PHDGrand Rapids, MI 495031831135334
  2. Steven Hamming, PSY.D.Grand Rapids, MI 495031295883213
  3. Jeffrey Kieliszewski, PHDGrand Rapids, MI 495031285670570
  4. Omar Mangrum, EDDGrand Rapids, MI 495031457389157
  5. Jessica Manning, PHDGrand Rapids, MI 495031134410434
  6. Alison McClure, MA, LLPGrand Rapids, MI 495031245474691
  7. Brandee Peikert, PH.D., LLPGrand Rapids, MI 495031902834765
  8. Robert Shaffer, PHDGrand Rapids, MI 495031720016959

Common questions

What is Trevor Jaskiw, PSY.D.'s NPI number?

Trevor Jaskiw, PSY.D.'s National Provider Identifier (NPI) is 1083159370, issued on Dec 22, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Trevor Jaskiw, PSY.D. located?

The NPPES record lists a practice address at 235 Wealthy St SE, Grand Rapids, MI, 49503. Phone: (614) 733-1146. Providers update this record themselves, so call before visiting.

How can I verify Trevor Jaskiw, PSY.D.'s license?

NPPES lists Michigan license number 6301019402, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.